Communication Networks - Computer Networks/Communication...

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Computer Networks/Communication Networks A network is a set of devices (nodes) connected by communication links. A node can be a computer, printer or any other device capable of sending and/or receiving data generated from any other node in the network. Computer Network/Communications network can be defined as the interconnection of two or more computers. Computers are networked or linked so that users are able to share files, printers, and other resources; send electronic messages; and run programs on other computers. A computer network can also be defined as a group of computers and other devices that are interconnected by transmission media (either wired or wireless) for the purpose of exchanging data or communicating information between them or their users. A computer network, therefore, requires two or more individual systems with something to share (data). The individual systems must be connected through a transmission pathway (called the transmission medium). All systems on the transmission must follow a set of common
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